﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace HelloWorld
{
    class Program
    {
        static void Main(string[] args)
        {

            int NumAmeba = 1;

            for (int t = 3; t <= 24; t = t + 3)
            {

                NumAmeba = NumAmeba * 2;

                Console.WriteLine("In  " + t + "  hours:  " + NumAmeba);
            }

        }
    }
}
